#include <stdio.h>
#include "mymath.h"
#include "mystdio.h"

int main()
{
  int ret = Add(10,20);

  printf("%d+%d=%d\n",10,20,ret);


  myFILE* fp = my_fopen("log.txt","w");
  if(fp == NULL) return 1;

  return 0;
}
